package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {


    /**
     * 动态条件查询
     * @param shoppingCart
     * @return
     */
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    /**
     * 根据id修改购物车数量
     * @param shoppingCart
     */
    @Update("update shopping_cart set number =#{number} where id=#{id}")
    void updateNumberById(ShoppingCart shoppingCart);

    /**
     *插入购物车数据
     * @param shoppingCart
     */
    @Insert("insert into shopping_cart(name, image, user_id, dish_id, setmeal_id, dish_flavor, amount,number ,create_time) values" +
            " (#{name},#{image} ,#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{number},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    @Delete("delete from shopping_cart where user_id=#{userId}")
    void deleteByUserId(Long userId);

}
